stratum

/'streitәm/

柯林斯星级

BNC频率: 8071

现代语料频率: 11902

托福 GRE

中文翻译

n. 层, 地层, 阶层

[医] 层

英文解释

n. one of several parallel layers of material arranged one on top of another (such as a layer of tissue or cells in an organism or a layer of sedimentary rock)

词态变化

复数形式:strata

常见例句

the emergence of a stratum at the surface.

(geology) a stratum of rock (especially sedimentary rock)

n a piece of furniture that provides a place to sleep n a plot of ground in which plants are growing n a depression forming the ground under a body of water n (geology) a stratum of rock (especially sedimentary rock) n a stratum of ore or coal thick enough to be mined with profit n single thickness of usually some homogeneous substance n the flat surface of a printing press on which the type form is laid in the last stage of producing a newspaper or magazine or book etc. n a foundation of earth or rock supporting a road or railroad track v furnish with a bed v place (plants) in a prepared bed of soil v put to bed v have sexual intercourse with v prepare for sleep

A stratum in crystalline rock, containing metallic sulphides. n

a geological process that causes a bend in a stratum of rock n